/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 *  SRVBlackfinController.h - iPhoneSRV console for Surveyor SRV-1 and SVS 
 *
 *  Created by Nick Kitchener.  Copyright (C) 2009  Surveyor Corporation 
 *            and Nick Kitchener.  All rights reserved.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details (www.gnu.org/licenses)
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

//	This entity represents a single Blackfin.
//  It manages the TCP/IP connection and operation traffic.
//  Internally threaded.

#import "SRVIOStream.h"
#import "SRVOperation.h"
#import "SRVConnectionStateChangeListener.h"
#import "SRVBlackfin.h"
#import "SRVState.h"

@interface SRVBlackfinController : NSObject <SRVBlackfin, SRVStateSwitcher> {
	SRVOperation	*currentOperation;
	SRVIOStream		*bfinIOStream;

	SRVState	*currentState;
	
	bool	initialised;
	bool	connected;
	id <SRVConnectionStateChangeListener> connectionStateListener;
}

+ (SRVBlackfinController*) createInstance;

@property(readwrite) bool connected;
@property(readwrite) bool initialised;
@property(readwrite, assign) id <SRVConnectionStateChangeListener> connectionStateListener;

- (void) connectToURL:(NSString*)ipAddress port:(NSUInteger)port;
- (void) disconnect;
- (void) setOperation:(SRVOperation *)operation;

// state switcher
-(void)setState:(SRVState*)newState;

// private
- (id)init;
- (void)finalize;
- (void)sendMessage:(SRVInterthreadMessage*)message;
- (void)handleChildMessage:(SRVInterthreadMessage*)message;
@end
